-Watering a plant.
-Putting out a car on fire.
To solve the puzzle you must conect pipes making a closed circuit. Letting the water flow throught the pipes(tubes). Each can of tube has his own score, try to beat your last score using different kind of tubes to finish the game.
In this version you have 56 puzzles waiting to be solved for free, but you can upgrade the app and get up to 216 puzzles! The puzzles are separated in seven worlds with different gameplays.